/* Biến nội bộ */
.micro-neo-wrapper {
    --bg-white: #ffffff;
    --border-ink: 3px solid #111111;
    --shadow-solid: 5px 5px 0px #111111;
    --shadow-push: 2px 2px 0px #111111;
    
    /* Palette Vi sinh vật */
    --clr-toxic: #ccff33;      /* Xanh dạ quang */
    --clr-agar: #ffd6a5;       /* Cam thạch agar */
    --clr-cyan: #00f5d4;       /* Xanh lơ */
    --clr-pink: #f15bb5;       /* Hồng đậm */

    max-width: 800px;
    margin: 0 auto;
    font-family: system-ui, -apple-system, sans-serif;
    color: #111111;
    background: #fdfdfd;
    padding: 20px;
    border: var(--border-ink);
    border-radius: 16px;
    box-shadow: 8px 8px 0px #111;
}

.micro-neo-wrapper * { box-sizing: border-box; }

/* Header */
.micro-neo-header { background: var(--clr-toxic); border: var(--border-ink); box-shadow: var(--shadow-solid); padding: 20px; border-radius: 12px; text-align: center; margin-bottom: 25px; }
.micro-neo-header h2 { margin: 0 0 10px 0; font-size: 1.8rem; font-weight: 900; text-transform: uppercase; color: #111;}
.micro-neo-header p { margin: 0; font-weight: 800; font-size: 0.95rem; color: #111; }

/* Tabs Chế độ */
.micro-mode-toggle { display: flex; gap: 15px; margin-bottom: 20px; }
.radio-mode { flex: 1; cursor: pointer; }
.radio-mode input { display: none; }
.radio-mode .neo-content { display: block; text-align: center; padding: 14px; font-weight: 900; border: var(--border-ink); border-radius: 12px; background: var(--bg-white); box-shadow: 4px 4px 0px #111; transition: all 0.15s; color: #111;}
.radio-mode input:checked + .neo-content { background: #111; color: #fff; box-shadow: var(--shadow-push); transform: translate(2px, 2px); }

/* Form Styles */
.micro-neo-form { display: flex; flex-direction: column; gap: 20px; }
.micro-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.micro-group { display: flex; flex-direction: column; gap: 10px; }
.micro-group label { font-weight: 900; font-size: 1.05rem; color: #111; }

/* Các ô Input */
.micro-neo-wrapper input[type="number"] { width: 100%; padding: 14px; font-size: 1.2rem; font-weight: 900; border: var(--border-ink); border-radius: 12px; background: var(--bg-white); box-shadow: 4px 4px 0px #111; outline: none; transition: all 0.2s; color: #111;}
.micro-neo-wrapper input[type="number"]:focus { box-shadow: var(--shadow-solid); background: var(--clr-cyan); }

/* Gộp Input & Select (Đơn vị) */
.input-with-select { display: flex; border: var(--border-ink); border-radius: 12px; box-shadow: 4px 4px 0px #111; background: #fff; overflow: hidden; }
.input-with-select input { border: none; border-radius: 0; box-shadow: none; flex: 1; }
.input-with-select select { border: none; border-left: 3px solid #111; padding: 0 15px; font-weight: 900; font-size: 1.1rem; background: #f8f9fa; outline: none; cursor: pointer; color: #111; }
.input-with-select input:focus, .input-with-select select:focus { background: var(--clr-cyan); }

/* Thẻ Quick Tags */
.input-with-quick { display: flex; flex-direction: column; gap: 10px; }
.quick-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.q-tag { padding: 4px 12px; border: 2px solid #111; border-radius: 20px; font-size: 0.85rem; font-weight: 800; cursor: pointer; background: #fff; box-shadow: 2px 2px 0px #111; color: #111; transition: transform 0.1s;}
.q-tag:hover { background: #e9ecef; }
.q-tag:active { box-shadow: 0px 0px 0px #111; transform: translate(2px,2px); }

/* Helper Text (Chữ đen đậm) */
.micro-helper-black { font-size: 0.95rem; font-weight: 800; color: #111; background: #ffe45e; padding: 12px 15px; border-radius: 8px; border: 2px dashed #111; line-height: 1.5; }

.micro-error-alert { background: #ff4d4d; color: #fff; border: var(--border-ink); padding: 12px; border-radius: 8px; font-weight: 800; text-align: center; }

/* Button */
.micro-neo-btn { padding: 18px; font-size: 1.2rem; font-weight: 900; background: #111; color: #fff; border: var(--border-ink); border-radius: 12px; box-shadow: 5px 5px 0px var(--clr-toxic); cursor: pointer; text-transform: uppercase; transition: all 0.1s; margin-top: 10px;}
.micro-neo-btn:active { box-shadow: 2px 2px 0px var(--clr-toxic); transform: translate(3px, 3px); }

/* Result Layout */
.micro-neo-result { margin-top: 30px; padding-top: 25px; border-top: 4px dashed #111; display: flex; flex-direction: column; gap: 20px;}
.micro-neo-result.active { display: flex !important; animation: microPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; }

.micro-result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.micro-card { background: #fff; border: var(--border-ink); box-shadow: var(--shadow-solid); border-radius: 12px; padding: 25px 20px; text-align: center; display: flex; flex-direction: column; justify-content: center; align-items: center;}
.card-n { background: var(--clr-agar); }
.card-main-result { background: var(--clr-cyan); }

.micro-card h4 { margin: 0 0 15px 0; font-size: 1.1rem; color: #111; font-weight: 900; text-transform: uppercase; border-bottom: 2px solid #111; padding-bottom: 5px;}
.val-text { font-size: 3rem; font-weight: 900; color: #111; line-height: 1; margin-bottom: 15px;}
.val-text small { font-size: 1.2rem; font-weight: 800; }
.val-desc { margin: 0; font-size: 0.95rem; font-weight: 800; color: #111; }

/* Khối Công thức */
.micro-formula-box { background: #fff; border: 2px solid #111; border-radius: 12px; padding: 20px; text-align: center; }
.micro-formula-box h3 { margin: 0 0 15px 0; font-size: 1.1rem; color: #111; font-weight: 900;}
.formula-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.f-item { display: flex; flex-direction: column; gap: 5px; background: #f8f9fa; padding: 15px; border: 2px dashed #111; border-radius: 8px; }
.f-name { font-size: 0.9rem; font-weight: 800; color: #111; }
.f-math { font-size: 1.5rem; font-weight: 900; color: #111; letter-spacing: 1px;}
.f-math small { font-size: 0.9rem; }

@keyframes microPop { 0% { opacity: 0; transform: translateY(20px); } 100% { opacity: 1; transform: translateY(0); } }

@media (max-width: 650px) {
    .micro-form-grid, .micro-result-grid, .formula-grid { grid-template-columns: 1fr; }
}